A box contains nine cards labeled J, K, L, M,N, O,P, Q and R. One card will be randomly chosen. What is the probability of choosing a letter from K to Q?

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Acircle has a circumference of 7.850 units. what is its radius?

Josie buys a pair of boots that retail for $52.00 dollars, however they are currently on sale for 25% off how much does josie pay for the boots if there is also a 6% sales tax on them